Back in December we enlightened our readers on how citizens of an Indian town went about powering their street lights with poop. Today we bless the new year with yet more news from our stinky-tech treasure chest.

It turns out that waterless toilets and urinals are actually pretty darn efficient. How? Let's see: They use no water! And while most of us here in US will cringe at the idea, many Europeans are welcoming technologically advance crappers.

In addition to cutting down on water waste, dry toilets can actually be used to produce energy-rich biomass. Ecogeek points out that "a compost toilet biologically digests waste to produce harmless compost as a waste product. If the balance of biological functions in a composting toilet is maintained at the correct levels then it should emit no odor at all!"

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